Schewe, Phil; Riordon, James; Stein, Ben (September 26, 2001). "The Black Hole of Geneva". Bulletin of Physics News. Vol. 558. American Institute of Physics. Archived from the original on 2005-02-10.
Schewe, Phil; Riordon, James; Stein, Ben (September 26, 2001). "The Black Hole of Geneva". Bulletin of Physics News. Vol. 558. American Institute of Physics. Archived from the original on 2005-02-10.